Title: Using Hand Lenses and Microscopes, Author: Lorijo Metz
Title: Thermometers, Author: Lisa J. Amstutz
Title: The Story of Clocks and Calendars, Author: Betsy Maestro
Title: Telling Time, Author: David A. Adler
Title: Scales and Balances, Author: Lisa J. Amstutz
Title: Microscopes and Hand Lenses, Author: Lisa J. Amstutz
Title: Looking Up! (Content and Literacy in Science Grade 1), Author: Torrey Maloof
Title: Hidden Worlds: Looking Through a Scientist's Microscope, Author: Stephen Kramer
Title: About Time: A First Look at Time and Clocks, Author: Bruce Koscielniak